6
Trouble
Shooting
For repairs beyond the minor adjust- ments listed here, contact an authorized service dealer.
Problem |
| Cause |
| Remedy |
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Engine fails to start | 1. | Blade control handle disengaged. | 1. | Engage blade control handle. |
| 2. Spark plug wire disconnected. | 2. | Connect wire to spark plug. | |
| 3. Fuel tank empty or stale fuel. | 3. | Fill tank with clean, fresh gasoline. | |
| 4. | Engine not primed. | 4. | Refer to engine manual. |
| 5. | Faulty spark plug. | 5. | Clean, adjust gap, or replace. |
| 6. | Blocked fuel line. | 6. | Clean fuel line. |
| 7. | Engine flooding. | 7. | Wait a few minutes to restart, but do not prime. |
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Engine runs erratic | 1. | Spark plug wire loose. | 1. | Connect and tighten spark |
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| plug wire. |
| 2. | Blocked fuel line or stale fuel. | 2. | Clean fuel line; fill tank with clean, fresh |
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| gasoline. |
| 3. Gas cap vent plugged. | 3. | Clear vent. | |
| 4. | Water or dirt in fuel system. | 4. | Drain fuel tank and carburetor. Refill with fresh |
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| fuel. |
| 5. | Dirty air cleaner. | 5. | Refer to engine manual. |
| 6. Carburetor out of adjustment. | 6. | Refer to engine manual. | |
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Engine overheats | 1. | Engine oil level low. | 1. | Fill crankcase with proper oil. |
| 2. | Dirty air filter. | 2. | Refer to the engine manual packed with your |
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| unit. |
| 3. | Air flow restricted. | 3. | Remove blower housing and clean. |
| 4. Carburetor not adjusted properly. | 4. | Refer to engine manual. | |
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Occasional skip (hesitates) | 1. | Spark plug gap too close. | 1. | Adjust gap to .030”. Refer to engine manual. |
at high speed | 2. | Carburetor idle mixture adjustment | 2. | Refer to engine manual. |
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| improperly set. |
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Idles poorly | 1. | Spark plug fouled, faulty or gap too | 1. | Reset gap to .030” or replace spark plug. |
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| wide. |
| Refer to engine manual. |
| 2. | Carburetor improperly adjusted. | 2. Refer to engine manual. | |
| 3. | Dirty air cleaner. | 3. Refer to engine manual. | |
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Excessive vibration | 1. | Cutting Blade loose or unbalanced. | 1. | Tighten blade and adapter. Balance blade |
| 2. | Bent cutting blade. | 2. | Replace blade. |
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Mower will not mulch | 1. | Wet grass. | 1. | Do not mow when grass is wet; |
grass |
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| wait until later to cut. |
| 2. | Excessive high grass. | 2. | Mow once at a high cutting height, then mow |
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| again at desired height or make a narrower |
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| cutting path. |
| 3. | Dull blade. | 3. | Sharpen or replace blade. |
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Uneven cut | 1. | Wheels not positioned correctly. | 1. | Place all four wheels in same height position. |
| 2. | Dull blade. | 2. | Sharpen or replace blade. |
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Wheels will not propel | 1. | Belt not installed properly. | 1. | Check belt for proper pulley installation and |
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| movement. |
| 2. | Debris clogging drive operation. | 2. | Clean out debris. |
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